DL 1447 then WN 1173 at Phoenix
Salt Lake City → Phoenix → Chicago Midway
Timetable, Phoenix time
09:34DL 1447 from Salt Lake City at the gate
07:35WN 1173 to Chicago Midway leaves the gate
22 h 01 apart on the timetable, overnight
WN 1173 leaves 22 h 01 after DL 1447 arrives on the timetable: more than half a day, so not a connection we count.